Base | Representation |
---|---|
bin | 1110111001100… |
… | …11111000010000 |
3 | 22201012022012212 |
4 | 13130303320100 |
5 | 223444234130 |
6 | 20223011252 |
7 | 3045265124 |
oct | 734637020 |
9 | 281168185 |
10 | 124993040 |
11 | 64612137 |
12 | 35a39b28 |
13 | 1cb847a3 |
14 | 12859584 |
15 | ae8ee95 |
hex | 7733e10 |
124993040 has 40 divisors (see below), whose sum is σ = 303248448. Its totient is φ = 47822720.
The previous prime is 124993031. The next prime is 124993049. The reversal of 124993040 is 40399421.
124993040 = T223 + T224 + ... + T912.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (124993031) and next prime (124993049).
It is a tau number, because it is divible by the number of its divisors (40).
It is a junction number, because it is equal to n+sod(n) for n = 124992988 and 124993006.
It is not an unprimeable number, because it can be changed into a prime (124993049) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32126 + ... + 35805.
Almost surely, 2124993040 is an apocalyptic number.
124993040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
124993040 is an abundant number, since it is smaller than the sum of its proper divisors (178255408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124993040 is a wasteful number, since it uses less digits than its factorization.
124993040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67967 (or 67961 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 32.
The square root of 124993040 is about 11180.0286225036. The cubic root of 124993040 is about 499.9907198278.
The spelling of 124993040 in words is "one hundred twenty-four million, nine hundred ninety-three thousand, forty".
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